Subject: Re: [PATCH net v2] netfilter: Add protection for bmp length out of range

From: Pablo Neira Ayuso <[email-masked]>
Date: Mon, 4 Mar 2024 13:41:19 +0100

On Sat, Mar 02, 2024 at 12:52:41PM +0100, Florian Westphal wrote:
> Pablo Neira Ayuso <[email-masked]> wrote:
> > > +	if (f->sz > 32)
> > > +		return H323_ERROR_RANGE;
> > 
> > Could you possibly place this in get_bitmap()? IIRC these are the only
> > two calls to this function.
> 
> How would you signal the error?  I think this patch is fine as-is.

Provide the bitmap instead as parameter, but this opencode variant
also LGTM, I am probably overdoing, we can take this as is.

Thanks.